Give me an equation using the numbers 15 5 3 15 but equal 9

4. find the geometric mean of 4 and 12. 24 8

Which graph represents the equation y =4x

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?